Test Bank for Statistics for The Behavioral Sciences 10th Edition Frederick J Gravetter, Larry B. Wallnau

TESTBANK
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,1. What |is |the |total |number |of |scores |for |the |distribution |shown |in |the |following |table? |X
f
4 3
3 5
2 4
1 2
a. 4
b. 10
c. 14
d. 37
ANSWER: c
REFERENCES: 2.1 |Frequency |Distributions |and |Frequency |Distribution |Tables
QUESTION |TYPE: Multiple |Choice
KEYWORDS: Bloom’s: |Understand

2. A |sample |of |n |= |15 |scores |ranges |from |a |high |of |X |= |11 |to |a |low |of |X |= |3. | If |these |scores |are |placed |in |a |frequency
|distribution |table, |how |many |X |values |will |be |listed |in |the |first |column |of |that |table?

a. 8
b. 9
c. 11
d. 15
ANSWER: b
REFERENCES: 2. |1 |Frequency |Distributions |and |Frequency |Distribution |Tables
QUESTION |TYPE: Multiple |Choice
KEYWORDS: Bloom’s: |Understand

3. For |the |following |frequency |distribution |of |quiz |scores, |how |many |individuals |took |the |quiz? |X
f|
5 6
4 5
3 5
2 3
1 2|
a. n |= |5
b. n |= |7
c. n |= |15
d. n |= |21
ANSWER: d
REFERENCES: 2. |1 |Frequency |Distributions |and |Frequency |Distribution |Tables
QUESTION |TYPE: Multiple |Choice
KEYWORDS: Bloom’s: |Understand

4. For |the |following |distribution |of |quiz |scores, |if |a |score |of |X |= |3 |or |higher |is |needed |for |a |passing |grade, |how |many
|individuals |passed?

X f|
5 6
4 5
3 5

, 2 3
1 2|
a. 3
b. 11
c. 16
d. 21
ANSWER: c
REFERENCES: 2. |1 |Frequency |Distributions |and |Frequency |Distribution |Tables
QUESTION |TYPE: Multiple |Choice
KEYWORDS: Bloom’s: |Understand

5. For |the |following |distribution |of |quiz |scores, |How |many |individuals |had |a |score |of |X |= |2? |X
f|
5 6
4 5
3 5
2 3
1 2|
a. 1
b. 2
c. 3
d. 5
ANSWER: c
REFERENCES: 2. |1 |Frequency |Distributions |and |Frequency |Distribution |Tables
QUESTION |TYPE: Multiple |Choice
KEYWORDS: Bloom’s: |Understand

6. For |the |following |frequency |distribution |of |exam |scores, |what |is |the |lowest |possible |reported |score |on |the |exam? |X
f|
90-94 | 3
85-89 | 4
80-84 | 5
75-79 | 2
70-74 | 1
a. x |= |70
b. x |= |74
c. x |= |90
d. x=94
ANSWER: a
REFERENCES: 2.2 |Grouped |Frequency |Distribution |Tables
QUESTION |TYPE: Multiple |Choice
KEYWORDS: Bloom’s: |Understand

7. For |the |following |frequency |distribution |of |exam |scores, |how |many |students |had |scores |lower |than |X |= |80? |X
f|
90-94 | 3
85-89 | 4
80-84 | 5
75-79 | 2